package com.avcdata.filter;

import com.avcdata.security.TokenAuthenticationService;
import java.io.IOException;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.web.filter.GenericFilterBean;

public class JWTAuthenticationFilter extends GenericFilterBean {

  @Override
  public void doFilter(ServletRequest request,
      ServletResponse response,
      FilterChain filterChain)
      throws IOException, ServletException {
    Authentication authentication = TokenAuthenticationService.getAuthentication((HttpServletRequest) request);

    SecurityContextHolder.getContext()  // 校验Token
        .setAuthentication(authentication);
    filterChain.doFilter(request, response);
  }
}
